From 2f7839fa42e6ed97c85bd4304468ae5eb207a8ac Mon Sep 17 00:00:00 2001
From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
Date: Tue, 30 Jun 2015 21:33:54 +0900
Subject: [PATCH] Fix compiler warning

---
 src/shrpx_log.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/shrpx_log.cc b/src/shrpx_log.cc
index 35e5a3cf..d31fa023 100644
--- a/src/shrpx_log.cc
+++ b/src/shrpx_log.cc
@@ -174,7 +174,7 @@ std::pair<OutputIterator, size_t> copy_hex_low(const uint8_t *src,
                                                size_t srclen, size_t avail,
                                                OutputIterator oitr) {
   auto nwrite = std::min(srclen * 2, avail) / 2;
-  for (auto i = 0; i < nwrite; ++i) {
+  for (auto i = 0u; i < nwrite; ++i) {
     *oitr++ = LOWER_XDIGITS[src[i] >> 4];
     *oitr++ = LOWER_XDIGITS[src[i] & 0xf];
   }